-Version 2.28 - 06/01/2021

- New feature to manage invoice numbering with auto increment progression

- New feature to manage USA states/cities dynamically

- New feature to manage textual product options as custom fields that can be compiled by the customer

- Auto decrease stock quantity for Wire Transfer orders

- New feature to show the number of products in the cart module

- Massive code rewriting for PHP8 compatibility

- Addition of product labels in the boxes view

- Addition of 'Add to cart' button in the boxes view

- Several improvements and bugs fix